.bounce {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    color: rgb(103, 103, 103);
    height: 100%;
    font: normal bold 3rem "Product Sans", sans-serif;
    white-space: nowrap;
  }
  
  .letter {
    animation: bounce 0.75s cubic-bezier(0.05, 0, 0.2, 1) infinite alternate;
    display: inline-block;
    transform: translate3d(0, 0, 0);
    margin-top: 0.5em;
    text-shadow: rgba(105, 104, 104, 0.548) 0 0 0.05em;
    font: normal 500 3rem 'Varela Round', sans-serif;
  }
  .letter:nth-child(1) {
    animation-delay: 0s;
  }
  .letter:nth-child(2) {
    animation-delay: 0.0833333333s;
  }
  .letter:nth-child(3) {
    animation-delay: 0.1666666667s;
  }
  .letter:nth-child(4) {
    animation-delay: 0.25s;
  }
  .letter:nth-child(5) {
    animation-delay: 0.3333333333s;
  }
  .letter:nth-child(6) {
    animation-delay: 0.4166666667s;
  }
  
  
  @keyframes bounce {
    0% {
      transform: translate3d(0, 0, 0);
      text-shadow: rgba(141, 47, 47, 0.4) 0 0 0.05em;
    }
    100% {
      transform: translate3d(0, -1em, 0);
      text-shadow: rgba(128, 13, 13, 0.4) 0 1em 0.35em;
    }
  }